27720752920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{21323}}^1\times {\mathrm{4643}}^1$

素因数の和:25984

約数の個数: 64

約数和(自身を含む): 71300632320

約数和(自身を除く): 43579879400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4643, 9286, 18572, 21323, 23215, 32501, 37144, 42646, 46430, 65002, 85292, 92860, 106615, 130004, 149261, 162505, 170584, 185720, 213230, 260008, 298522, 325010, 426460, 597044, 650020, 746305, 852920, 1194088, 1300040, 1492610, 2985220, 5970440, 99002689, 198005378, 396010756, 495013445, 693018823, 792021512, 990026890, 1386037646, 1980053780, 2772075292, 3465094115, 3960107560, 5544150584, 6930188230, 13860376460, 27720752920]

約数ペア:

[(1, 27720752920), (2, 13860376460), (4, 6930188230), (5, 5544150584), (7, 3960107560), (8, 3465094115), (10, 2772075292), (14, 1980053780), (20, 1386037646), (28, 990026890), (35, 792021512), (40, 693018823), (56, 495013445), (70, 396010756), (140, 198005378), (280, 99002689), (4643, 5970440), (9286, 2985220), (18572, 1492610), (21323, 1300040), (23215, 1194088), (32501, 852920), (37144, 746305), (42646, 650020), (46430, 597044), (65002, 426460), (85292, 325010), (92860, 298522), (106615, 260008), (130004, 213230), (149261, 185720), (162505, 170584)]